Closeup of sea urchin with very long barbed spines and central yellow test.
Associate brown and white striped brittle stars with black central disk are also
Image ID: expn3666, Voyage To Inner Space - Exploring the Seas With NOAA Collect
Photo Date: 20150412T151617Z
Credit: NOAA OKEANOS EXPLORER Program, Oceano Profundo 2015; Exploring Puerto Rico's Seamounts, Trenches, and Troughs
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